Enter a clue or pattern or both:
The Clue
Rain, essentially (3 letter answer)
The Answer
H2O
Tags
Notes
The answer H2O is so rare that it appears less than once every 2500 puzzles.
Related Clues
Water
Definition
H2O as a noun:
1. (water, H2O) = binary compound that occurs at room temperature as a clear colorless odorless tasteless liquid; freezes into ice below 0 degrees centigrade and boils above 100 degrees centigrade; widely used as a solvent